casters

Noun

caster (plural casters)

1. Someone or something that casts.
   • a caster of spells
2. A wheeled assembly attached to a larger object at its base to facilitate rolling. A caster usually consists of a wheel (which may be plastic, a hard elastomer, or metal), an axle, a mounting provision (usually a stem, flange, or plate), and sometimes a swivel (which allows the caster to rotate for steering).
   • Many office chairs roll on a set of casters.

   Synonyms:

   casterwheel

3. A shaker with a perforated top for sprinkling condiments such as sugar, salt, pepper, etc.
   • a set of casters

   Synonyms:

   cruet

4. A stand to hold a set of shakers or cruets.

   Synonyms:

   cruet

5. The angle of the axis around which a car's front wheels rotate when the steering wheel is turned, with a vertical axis being defined as zero caster.
   • In addition, caster helps to reduce steering effort and to return the steering wheel to the center position after a turn.2008, Ronald G Haefner, The Car Care Book, →ISBN, page 238

See all 7 meanings of caster